Beck, R. N. The future of imaging science: Robert N. Beck. Advances in visual semiotics : the Semiotic Web 1992 - 93.(1995).
Lua i Stíl Chicago (17ú heag.)Beck, Robert N. "The Future of Imaging Science: Robert N. Beck." Advances in Visual Semiotics : The Semiotic Web 1992 - 93.(1995) .
Lua MLA (8ú heag.)Beck, Robert N. "The Future of Imaging Science: Robert N. Beck." Advances in Visual Semiotics : The Semiotic Web 1992 - 93.(1995), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.